zig fmt: Respect line breaks in struct default value decls

Bring this in line with how variable declarations are handled.

Open a new indentation level for the initialization expression to handle
nested expressions like blocks.

Closes #7618
5ecf8bddaeLemonBoy committed on 3/16/2021, 8:22:16 AM· committed by GitHubparentf16f250
2 files changedLine totals unavailable